1 1/2 lbs. chuck roast
1 tbsp. vinegar
Salt
Pepper
Onion, chopped
1 c. water

Combine above ingredients and cook in crock pot until desired doneness. Chop in food processor and set aside.

BAR - B - QUE SAUCE (for above) :
1 1/2 c. ketchup
1 dash Worcestershire sauce
1/4 c. brown sugar
1/2 c. white Karo syrup
2 dashes liquid smoke (optional)

Mix above ingredients and microwave to boiling. Add chuck roast and microwave 5 minutes. Serve. Great with shredded cheese on top.